Pith Number

pith:IURUZFMB

pith:2004:IURUZFMB2YQWWAJ3FBAOR4DA5P

not attested not anchored not stored refs pending

Squeezed Light for the Interferometric Detection of High Frequency Gravitational Waves

J. Harms, K. A. Strain, K. Danzmann, R. Schnabel

arxiv:gr-qc/0401119 v1 · 2004-01-29 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IURUZFMB2YQWWAJ3FBAOR4DA5P}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T16:47:40.938457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45234c9581d6216b013b2840e8f060ebe0d48dfc3be5b5c3dae3f83fc5e0db1c

Aliases

arxiv: gr-qc/0401119 · arxiv_version: gr-qc/0401119v1 · doi: 10.48550/arxiv.gr-qc/0401119 · pith_short_12: IURUZFMB2YQW · pith_short_16: IURUZFMB2YQWWAJ3 · pith_short_8: IURUZFMB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/IURUZFMB2YQWWAJ3FBAOR4DA5P \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 45234c9581d6216b013b2840e8f060ebe0d48dfc3be5b5c3dae3f83fc5e0db1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6db89a31b3f35cd49269bb46d905b39631efc2526c2d40689cf9c77bcf17e24",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-01-29T10:15:41Z",
    "title_canon_sha256": "0e30735ee59aa2b6cce7fb3b1de912c99faf723fb06d413b6e58dd4ff39d8b53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0401119",
    "kind": "arxiv",
    "version": 1
  }
}